Lock



FIG. 1 is a front perspective view of a lock showing my new design;

FIG. 2 is a front elevational view of the lock of FIG. 1;

FIG. 3 is a rear elevational view of the lock of FIG. 1;

FIG. 4 is a right side elevational view of the lock of FIG. 1;

FIG. 5 is a left side elevational view of the lock of FIG. 1;

FIG. 6 is a top plan view of the lock of FIG. 1;

FIG. 7 is a bottom plan view of the lock of FIG. 1;

FIG. 8 is a front perspective view of a second embodiment of the lock;

FIG. 9 is a front elevational view of the lock of FIG. 8;

FIG. 10 is a rear elevational view of the lock of FIG. 8;

FIG. 11 is a right side elevational view of the lock of FIG. 8;

FIG. 12 is a left side elevational view of the lock of FIG. 8;

FIG. 13 is a top plan view of the lock of FIG. 8; and,

FIG. 14 is a bottom plan view of the lock of FIG. 8.

The shade lines adjacent to the broken lines define the boundary of the claimed design. Other broken lines indicate the disclaimed portions and environment of the design. None of the broken lines form part of the claimed design. 

CLAIM I claim the ornamental design for a lock, as shown and described. 